Revive koa-qs ..

.gitignore

@@ -1,2 +1,25 @@
+#       OS        #
+###################
+.DS_Store
+.idea
+Thumbs.db
+tmp/
+temp/
+
+
+#     Node.js     #
+###################
 node_modules
+package-lock.json
+yarn.lock
+npm-debug.log
+yarn-debug.log
+yarn-error.log
+dist
+
+
+#       NYC       #
+###################
 coverage
+*.lcov
+.nyc_output

.mocharc.json

@@ -0,0 +1,8 @@
+{
+  "extension": ["js"],
+  "require": "should",
+  "reporter": "spec",
+  "timeout": "2000",
+  "watch-files": ["test/**/*.js"],
+  "exit": "true"
+}

.npmrc

@@ -0,0 +1 @@
+package-lock=false

.travis.yml

@@ -1,11 +1,11 @@
 language: node_js
 node_js:
-  - 7
   - 8
-  - 9
   - 10
+  - 12
+  - stable
 script:
-  - npm run test-travis
+  - npm run ci
 after_script:
   - npm install coveralls@2
   - cat ./coverage/lcov.info | coveralls

README.md

@@ -4,7 +4,6 @@
 [![build status][travis-image]][travis-url]
 [![Test coverage][coveralls-image]][coveralls-url]
 [![David deps][david-image]][david-url]
-[![iojs version][iojs-image]][iojs-url]
 [![node version][node-image]][node-url]
 [![npm download][download-image]][download-url]
 
@@ -16,22 +15,25 @@
 [coveralls-url]: https://coveralls.io/r/koajs/qs?branch=master
 [david-image]: https://img.shields.io/david/koajs/qs.svg?style=flat-square
 [david-url]: https://david-dm.org/koajs/qs
-[iojs-image]: https://img.shields.io/badge/io.js-%3E=_1.0-yellow.svg?style=flat-square
-[iojs-url]: http://iojs.org/
-[node-image]: https://img.shields.io/badge/node.js-%3E=_0.11-green.svg?style=flat-square
+[node-image]: https://img.shields.io/badge/node.js-%3E=_8-green.svg?style=flat-square
 [node-url]: http://nodejs.org/download/
 [download-image]: https://img.shields.io/npm/dm/koa-qs.svg?style=flat-square
 [download-url]: https://npmjs.org/package/koa-qs
 
 By default, Koa uses the native `querystring` module which does not provide nesting support.
-This patches a koa app with nesting support via the [qs] support,
+This patches a koa app with nesting support via the [qs](https://github.com/ljharb/qs) support,
 which is also used by Connect and Express.
 
 Simply wrap a koa app with this module:
 
 ```js
-var koa = require('koa')
-var app = koa()
+// Koa 1.x.x
+const koa = require('koa')
+const app = koa()
+require('koa-qs')(app)
+// Koa 2.x.x
+const Koa = require('koa')
+const app = new Koa()
 require('koa-qs')(app)
 ```
 
@@ -120,6 +122,3 @@ console.log('%j', this.query.p);
 ## License
 
 [MIT](LICENSE)
-
-
-[qs]: https://github.com/hapijs/qs

index.js

@@ -1,27 +1,14 @@
-var merge = require('merge-descriptors');
+const merge = require('merge-descriptors');
 
 module.exports = function (app, mode) {
   mode = mode || 'extended';
-  var qs = require('querystring');
-  if (mode === 'extended') {
-    qs = require('qs');
-  }
-  var converter = null;
-  if (mode === 'strict') {
-    converter = function (value) {
-      if (!Array.isArray(value)) {
-        return [value];
-      }
-      return value;
-    };
-  } else if (mode === 'first') {
-    converter = function (value) {
-      if (Array.isArray(value)) {
-        return value[0];
-      }
-      return value;
-    };
-  }
+  const qs = (mode === 'extended') ? require('qs') : require('querystring');
+
+  const converter = (
+    mode === 'strict' && function (value) { return !Array.isArray(value) ? [value] : value }
+    ||
+    mode === 'first' && function (value) { return Array.isArray(value) ? value[0] : value }
+  );
 
   merge(app.request, {
 
@@ -31,17 +18,16 @@ module.exports = function (app, mode) {
      * @return {Object}
      * @api public
      */
-
     get query() {
-      var str = this.querystring;
+      let str = this.querystring;
       if (!str) return {};
 
-      var c = this._querycache = this._querycache || {};
-      var query = c[str];
+      let c = this._querycache = this._querycache || {};
+      let query = c[str];
       if (!query) {
         c[str] = query = qs.parse(str);
         if (converter) {
-          for (var key in query) {
+          for (let key in query) {
             query[key] = converter(query[key]);
           }
         }
@@ -55,11 +41,10 @@ module.exports = function (app, mode) {
      * @param {Object} obj
      * @api public
      */
-
     set query(obj) {
       this.querystring = qs.stringify(obj);
     },
   });
 
   return app;
-};
+};

package.json

@@ -2,6 +2,9 @@
   "name": "koa-qs",
   "description": "qs for koa",
   "version": "2.0.0",
+  "files": [
+    "index.js"
+  ],
   "author": {
     "name": "Jonathan Ong",
     "email": "me@jongleberry.com",
@@ -11,27 +14,27 @@
   "license": "MIT",
   "repository": "koajs/qs",
   "dependencies": {
-    "merge-descriptors": "~0.0.2",
-    "qs": "~2.3.3"
+    "merge-descriptors": "^1.0.1",
+    "qs": "^6.9.4"
   },
   "devDependencies": {
-    "istanbul-harmony": "*",
-    "koa": "0",
-    "mocha": "2",
-    "should": "3",
-    "supertest": "0",
-    "urllib": "2"
+    "koa": "^2.11.0",
+    "koa-convert": "^1.2.0",
+    "mocha": "^7.1.2",
+    "nyc": "^15.0.1",
+    "rimraf": "^3.0.2",
+    "should": "^13.2.3",
+    "supertest": "^4.0.2",
+    "urllib": "^2.34.2"
   },
   "scripts": {
-    "test": "NODE_ENV=test mocha --harmony --require should --reporter spec",
-    "test-cov": "NODE_ENV=test node --harmony ./node_modules/.bin/istanbul cover ./node_modules/.bin/_mocha -- --require should",
-    "test-travis": "NODE_ENV=test node --harmony ./node_modules/.bin/istanbul cover ./node_modules/.bin/_mocha --report lcovonly -- --require should"
+    "test": "mocha",
+    "precoverage": "rimraf .nyc_output coverage",
+    "coverage": "nyc --reporter=lcov --reporter=text-lcov npm test",
+    "postcoverage":"nyc report",
+    "ci": "npm run coverage"
   },
   "engines": {
-    "node": ">= 0.11",
-    "iojs": ">= 1.0.0"
-  },
-  "files": [
-    "index.js"
-  ]
-}
+    "node": ">= 8"
+  }
+}

test/test.js → test/test.spec.js

@@ -1,61 +1,61 @@
-var request = require('supertest')
-var koa = require('koa')
-var urllib = require('urllib')
-
-var qs = require('..')
+const request = require('supertest')
+const Koa = require('koa')
+const urllib = require('urllib')
+const convert = require('koa-convert')
+const qs = require('..')
 
 describe('Koa Querystring', function () {
   it('should work with extended mode by default', function (done) {
-    var app = qs(koa())
+    let app = qs(new Koa())
 
-    app.use(function* (next) {
+    app.use(convert(function* (next) {
       try {
         yield* next
       } catch (err) {
         console.error(err.stack)
       }
-    })
+    }))
 
-    app.use(function* () {
+    app.use(convert(function* () {
       this.query.should.eql({
-        a: [1, 2, 3]
+        a: ['1', '2', '3']
       })
       this.query = {
-        a: [1, 2]
+        a: ['1', '2']
       }
       this.query.should.eql({
-        a: [1, 2]
+        a: ['1', '2']
       })
       this.querystring = 'a[0]=1&a[1]=2&a[2]=3'
       this.query.should.eql({
-        a: [1, 2, 3]
+        a: ['1', '2', '3']
       })
 
       this.status = 204
-    })
+    }))
 
     request(app.listen())
     .get('/?a[0]=1&a[1]=2&a[2]=3')
     .expect(204, done)
   })
 
   describe('strict mode: array item', function () {
-    var app = qs(koa(), 'strict')
+    let app = qs(new Koa(), 'strict')
 
-    app.use(function* () {
+    app.use(convert(function* () {
       this.body = this.query;
-    })
+    }))
 
-    var host
+    let host
     before(function (done) {
       app.listen(0, function () {
-        host = 'http://localhost:' + this.address().port
+        host = `http://localhost:${this.address().port}`
         done()
       })
     })
 
     it('should return the query params array', function (done) {
-      urllib.request(host + '/foo?p=a,b&p=b,c&empty=&empty=&empty=&n=1&n=2&n=1&ok=true', {
+      urllib.request(`${host}/foo?p=a,b&p=b,c&empty=&empty=&empty=&n=1&n=2&n=1&ok=true`, {
         dataType: 'json'
       }, function (err, body, res) {
         res.statusCode.should.equal(200)
@@ -83,22 +83,22 @@ describe('Koa Querystring', function () {
   })
 
   describe('first mode: first string item', function () {
-    var app = qs(koa(), 'first')
+    let app = qs(new Koa(), 'first')
 
-    app.use(function* () {
+    app.use(convert(function* () {
       this.body = this.query;
-    })
+    }))
 
-    var host
+    let host
     before(function (done) {
       app.listen(0, function () {
-        host = 'http://localhost:' + this.address().port
+        host = `http://localhost:${this.address().port}`
         done()
       })
     })
 
     it('should return the first query params string', function (done) {
-      urllib.request(host + '/foo?p=a,b&p=b,c&empty=&empty=&empty=&n=1&n=2&n=1&ok=true', {
+      urllib.request(`${host}/foo?p=a,b&p=b,c&empty=&empty=&empty=&n=1&n=2&n=1&ok=true`, {
         dataType: 'json'
       }, function (err, body, res) {
         res.statusCode.should.equal(200)